Date	Rate
2023/12/11	0.689
2023/12/08	0.693
2023/12/07	0.686
2023/12/06	0.689
2023/12/05	0.690
2023/12/04	0.687
2023/12/01	0.689
2023/11/30	0.687
2023/11/29	0.689
2023/11/28	0.686
2023/11/27	0.687
2023/11/24	0.686
2023/11/23	0.686
2023/11/22	0.687
2023/11/21	0.692
2023/11/20	0.689
2023/11/17	0.690
2023/11/16	0.686
2023/11/15	0.688
2023/11/14	0.688